GB1480844A - Electrophotography - Google Patents
ElectrophotographyInfo
- Publication number
- GB1480844A GB1480844A GB10914/77A GB1091477A GB1480844A GB 1480844 A GB1480844 A GB 1480844A GB 10914/77 A GB10914/77 A GB 10914/77A GB 1091477 A GB1091477 A GB 1091477A GB 1480844 A GB1480844 A GB 1480844A
- Authority
- GB
- United Kingdom
- Prior art keywords
- june
- electrophotography
- canon
- heading
- jan
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/05—Apparatus for electrographic processes using a charge pattern for imagewise charging, e.g. photoconductive control screen, optically activated charging means
- G03G15/051—Apparatus for electrographic processes using a charge pattern for imagewise charging, e.g. photoconductive control screen, optically activated charging means by modulating an ion flow through a photoconductive screen onto which a charge image has been formed
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electrostatic Charge, Transfer And Separation In Electrography (AREA)
- Photoreceptors In Electrophotography (AREA)
- Electrophotography Using Other Than Carlson'S Method (AREA)
Abstract
1480844 Electro-photosensitive screens CANON KK 18 June 1974 [19 June 1973 1 Aug 1973 (3) 2 Nov 1973 29 Jan 1974] 10914/77 Divided out of 1480841 Heading G2H The subject-matter of this Specification is identical with part of that disclosed in parent Specification, but the claims are directed to the photo-sensitive screen per se.
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6934373A JPS5427144B2 (en) | 1973-06-19 | 1973-06-19 | |
JP8707073A JPS5036138A (en) | 1973-08-01 | 1973-08-01 | |
JP8706873A JPS5427145B2 (en) | 1973-08-01 | 1973-08-01 | |
JP8706973A JPS5427146B2 (en) | 1973-08-01 | 1973-08-01 | |
JP12367073A JPS555108B2 (en) | 1973-11-02 | 1973-11-02 | |
JP1241274 | 1974-01-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1480844A true GB1480844A (en) | 1977-07-27 |
Family
ID=27548404
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB10279/77A Expired GB1480842A (en) | 1973-06-19 | 1974-06-18 | Electrophotography |
GB27053/74A Expired GB1480841A (en) | 1973-06-19 | 1974-06-18 | Electrophotography |
GB10914/77A Expired GB1480844A (en) | 1973-06-19 | 1974-06-18 | Electrophotography |
Family Applications Before (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB10279/77A Expired GB1480842A (en) | 1973-06-19 | 1974-06-18 | Electrophotography |
GB27053/74A Expired GB1480841A (en) | 1973-06-19 | 1974-06-18 | Electrophotography |
Country Status (4)
Country | Link |
---|---|
US (4) | US4675261A (en) |
CA (1) | CA1054210A (en) |
DE (4) | DE2463025C2 (en) |
GB (3) | GB1480842A (en) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4308331A (en) | 1979-03-02 | 1981-12-29 | Canon Kabushiki Kaisha | Screen photosensitive member and electrophotographic method |
JPS55127579A (en) * | 1979-03-27 | 1980-10-02 | Konishiroku Photo Ind Co Ltd | Electrostatic image forming method |
JPS5773758A (en) * | 1980-10-24 | 1982-05-08 | Canon Inc | Protector for screen-shaped photoreceptor |
US4600292A (en) * | 1983-04-07 | 1986-07-15 | Konishiroku Photo Industry Co., Ltd. | Photoconductive screen |
US4621919A (en) * | 1983-07-13 | 1986-11-11 | Canon Kabushiki Kaisha | Metal drum and image holding member using the same |
JP2525004B2 (en) * | 1987-05-29 | 1996-08-14 | 昭和アルミニウム株式会社 | Photosensitive drum substrate for electronic copier |
US4814822A (en) * | 1987-06-08 | 1989-03-21 | Xerox Corporation | Method and apparatus for automatic "two-up" copying with intermediate latent image copiers |
JP3395508B2 (en) * | 1996-03-19 | 2003-04-14 | 株式会社日立製作所 | Electrostatic recording device |
EP1375015B1 (en) * | 2002-06-27 | 2006-04-26 | Fuji Photo Film Co., Ltd. | Surface functional member |
JP2005183671A (en) * | 2003-12-19 | 2005-07-07 | Fuji Photo Film Co Ltd | Radiation image detector |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3680954A (en) * | 1965-04-30 | 1972-08-01 | Eastman Kodak Co | Electrography |
DE1797598A1 (en) * | 1965-07-12 | 1974-05-30 | Canon Kk | DEVICE FOR CLEANING PHOTOCONDUCTIVE RECORDING MATERIAL IN ELECTROPHOTOGRAPHIC COPY DEVICES |
JPS4223910B1 (en) * | 1965-08-12 | 1967-11-17 | ||
US3438706A (en) * | 1966-10-07 | 1969-04-15 | Canon Kk | Electrophotographic device |
DE1957403U (en) | 1967-01-19 | 1967-03-23 | Vulkan Lichttechnische Spezial | LARGE AREA LIGHT WITH BUILT-IN CONTROL DEVICES. |
US3676117A (en) * | 1967-10-20 | 1972-07-11 | Katsuragawa Denki Kk | Method of electrophotography |
US3645614A (en) * | 1968-03-01 | 1972-02-29 | Electroprint Inc | Aperture-controlled electrostatic printing system employing ion projection |
CA1001704A (en) * | 1968-11-15 | 1976-12-14 | Thomas D. Kittredge | Apparatus for aperture controlled electrostatic image reproduction or constitution |
US3773417A (en) * | 1968-11-15 | 1973-11-20 | Electroprint Inc | Method and apparatus for aperture controlled electrostatic image reproduction or constitution |
US3677751A (en) * | 1968-11-30 | 1972-07-18 | Ricoh Kk | Polarity reversal electrophotography |
JPS4813063B1 (en) * | 1970-05-21 | 1973-04-25 | ||
FR2103840A5 (en) * | 1970-08-02 | 1972-04-14 | Ricoh Kk | |
US3824010A (en) * | 1970-10-29 | 1974-07-16 | Electroprint Inc | Electrostatic modulator for controlling flow of charged particles |
US3694200A (en) * | 1970-10-29 | 1972-09-26 | Electroprint Inc | Electrostatic modulator for controlling flow of charged particles |
US3797926A (en) * | 1971-08-27 | 1974-03-19 | Horizons Inc | Imaging system employing ions |
US3881921A (en) * | 1971-10-01 | 1975-05-06 | Eastman Kodak Co | Electrophotographic process employing image and control grid means |
US3713734A (en) * | 1971-11-11 | 1973-01-30 | Electroprint Inc | Apparatus for forming a positive electrostatic image |
US3976484A (en) * | 1973-05-23 | 1976-08-24 | Canon Kabushiki Kaisha | Screen electrophotographic process |
JPS583227B2 (en) * | 1973-07-17 | 1983-01-20 | キヤノン株式会社 | seiden fukushiyaki |
US3986871A (en) * | 1973-12-12 | 1976-10-19 | Addressograph-Multigraph Corporation | Charged particle modulator device and improved imaging methods for use thereof |
US3942980A (en) * | 1974-07-16 | 1976-03-09 | Addressograph-Multigraph Corporation | Ion modulator device and method of using in positive and negative modes |
JPS5160527A (en) * | 1974-11-22 | 1976-05-26 | Canon Kk | Gazokeiseiho oyobi sochi |
-
1974
- 1974-06-18 GB GB10279/77A patent/GB1480842A/en not_active Expired
- 1974-06-18 GB GB27053/74A patent/GB1480841A/en not_active Expired
- 1974-06-18 GB GB10914/77A patent/GB1480844A/en not_active Expired
- 1974-06-19 DE DE2463025A patent/DE2463025C2/en not_active Expired
- 1974-06-19 CA CA202,784A patent/CA1054210A/en not_active Expired
- 1974-06-19 DE DE2463024A patent/DE2463024C2/en not_active Expired
- 1974-06-19 DE DE2462398A patent/DE2462398C3/en not_active Expired
- 1974-06-19 DE DE2429303A patent/DE2429303C3/en not_active Expired
-
1977
- 1977-02-23 US US05/771,309 patent/US4675261A/en not_active Expired - Lifetime
-
1978
- 1978-02-21 US US05/879,505 patent/US4255507A/en not_active Expired - Lifetime
-
1980
- 1980-06-24 US US06/162,654 patent/US4332876A/en not_active Expired - Lifetime
- 1980-06-24 US US06/162,532 patent/US4340296A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US4340296A (en) | 1982-07-20 |
GB1480841A (en) | 1977-07-27 |
DE2429303B2 (en) | 1978-06-08 |
AU7023074A (en) | 1976-01-08 |
DE2429303C3 (en) | 1979-02-08 |
DE2463024C2 (en) | 1985-03-14 |
CA1054210A (en) | 1979-05-08 |
US4332876A (en) | 1982-06-01 |
US4255507A (en) | 1981-03-10 |
DE2429303A1 (en) | 1975-01-02 |
US4675261A (en) | 1987-06-23 |
DE2462398B2 (en) | 1981-07-09 |
DE2463025C2 (en) | 1985-03-14 |
DE2462398C3 (en) | 1982-03-11 |
GB1480842A (en) | 1977-07-27 |
DE2462398A1 (en) | 1976-12-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
PE20 | Patent expired after termination of 20 years |
Effective date: 19940617 |